Soot covered is generally used to describe something that is coated with a thick layer of black soot. However, there are many synonyms for this term that can be used interchangeably depending on the context. Some of the synonyms for soot covered include blackened, grimy, dirty, filth-encrusted, carbon-stained, sooty, smudged, and ash-covered. These words are commonly used to describe objects that have come into contact with smoke or fire, such as chimneys, roofs, and walls. They can also be used to describe people or animals who have been in contact with these elements, particularly firefighters who are often covered in soot after battling blazes.